#!/bin/bash
 i=1

while ((i<=10))
do
  echo "123456123456123456123456123456123456123456123456" >> log1
  echo "789451234561234561234561234561234561234561234561234566" >> log2
  echo "789451234561234561234561234561234561234561234561234566" >> log3
  echo "789456123456123456123456123456123456123456123456123456" >> log4

  
  
#  sleep 0.01;
done

